CN109664246A - A kind of auxiliary bore hole device of hand held electric drill - Google Patents
A kind of auxiliary bore hole device of hand held electric drill Download PDFInfo
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- CN109664246A CN109664246A CN201910108257.1A CN201910108257A CN109664246A CN 109664246 A CN109664246 A CN 109664246A CN 201910108257 A CN201910108257 A CN 201910108257A CN 109664246 A CN109664246 A CN 109664246A
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- lid
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- auxiliary
- electric drill
- hand held
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- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 230000006978 adaptation Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 28
- 238000005553 drilling Methods 0.000 abstract description 15
- 230000007480 spreading Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 230000008676 import Effects 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/003—Attachments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0071—Devices for removing chips dust collectors for hand tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to conventional machinery technical field of auxiliary equipment, and disclose a kind of auxiliary bore hole device of hand held electric drill, including lid, mounting hole, volute spring, thin bearing, auxiliary positioning mechanism, diaphragm plate, contact mechanism, air pump, transfer mechanism, air inlet pipe, Unidirectional air guiding valve, annular groove, elastic seal ring, control switch, two foot pedals and tapered telescopic set, mounting hole is provided with the top center position of lid, it is fixedly mounted on the inside of mounting hole at the top of volute spring and extends to the inside of lid, thin bearing is fixedly mounted on the bottom inside of volute spring, the top side of tapered telescopic set is bonded in the inside bottom of mounting hole, the bottom inside side of tapered telescopic set is bonded in the outer side edges of thin bearing.The auxiliary bore hole device of the hand held electric drill achievees the purpose that auxiliary positioning and protection are carried out to drill bit to be used while preventing dust from spreading, and the dust for preventing drilling from generating, which is fallen, causes the influence backfilled again to drilling on the ground.
Description
Technical field
The present invention relates to conventional machinery technical field of auxiliary equipment, the auxiliary bore hole of specially a kind of hand held electric drill is filled
It sets.
Background technique
In construction or decoration, often ground is punched using to electric drill, the drill bit forceful action of electric drill is in ground
Face, so that surface drilling part is pulverized to import pore-forming, but this high-speed rotating active force is also easily produced using institute's bore position
Raw dust drifts in the sky everywhere, easily influences the working environment of operator, and it is unfavorable to body in lung to suck, more existing
To drill bit carry out using pullover auxiliary device bit part is put on, to prevent bleeding around for dust granule, but this
The mode of kind non-proliferation is to limit dust granule in a certain range, and after bit bore, a large amount of dusts of generation are accumulative
Surrounding at the top of drilling easily backfills the drilling of completion, affects to the use of drilling, while the institute that drills
The dust of generation neatly also results in certain influence to ground, it is therefore desirable to which one kind can be to the generated dust granule that drills
The equipment handled prevents the dust drilled out from influencing the subsequent use of drilling.
Summary of the invention
Solve the problems, such as that the accumulation of dust granule caused by electric drill drilling easily generates certain influence to the use of drilling.
A kind of auxiliary bore hole device of hand held electric drill, including lid, mounting hole, volute spring, thin bearing, auxiliary are fixed
Position mechanism, diaphragm plate, contact mechanism, air pump, transfer mechanism, air inlet pipe, Unidirectional air guiding valve, annular groove, elastic seal ring, control
Switch, two foot pedals and tapered telescopic set, the mounting hole are provided with the top center position of lid, the top of volute spring
It being fixedly mounted on the inside of mounting hole and extends to the inside of lid, thin bearing is fixedly mounted on the bottom inside of volute spring,
The top side of tapered telescopic set is bonded in the inside bottom of mounting hole, and the bottom inside side of tapered telescopic set is bonded in thin bearing
Outer side edges, auxiliary positioning mechanism is fixedly mounted on the bearing inner race of thin bearing, and diaphragm plate is transversely mounted on the inner sidewall of lid
Between, contact mechanism runs through the through-hole of diaphragm plate, and air pump is fixedly mounted on the upper surface of diaphragm plate, and the air intake duct of air pump is through cross
The upper surface of partition is simultaneously connected with transfer mechanism, and the escape pipe of air pump runs through the inner sidewall of lid, transfer mechanism and contact machine
Structure is connected, and air inlet pipe is mounted in the right side through-hole of lid, and Unidirectional air guiding valve is mounted on part of the air inlet pipe on the outside of lid,
Annular groove is provided with the bottom surface of lid, and elastic seal ring is embedded in the inside of annular groove, and lid is arranged in control switch
Right side, two foot pedals are respectively and fixedly installed to the left and right side bottom of lid.
The auxiliary positioning mechanism includes hollow positioning pipe, adaptation air bag and circular chuck slot, and the hollow positioning pipe is solid
Surely it is interspersed in the bearing inner race of thin bearing, the top of hollow positioning pipe is outwardly open cone-shaped, and adaptation air bag is bonded in sky
The inside of heart positioning pipe, circular chuck slot are provided with the inner sidewall of adaptation air bag.
The contact mechanism includes position-limiting tube, back taper annular groove, spiral gradient slot and annular brush, and position-limiting tube is fixed to run through tabula
The through-hole of plate, back taper slot are provided with the inside of position-limiting tube, and top cross-sectional of the back taper slot on the inside of position-limiting tube is greater than limit
The bottom opening of pipe, spiral gradient slot spiral are provided with the inner sidewall of back taper annular groove, and annular brush ring shape is fixedly connected on position-limiting tube
Inside top.
The transfer mechanism includes storage tank, dirt filtrating screen, lid with lug and snorkel, stores the interface of tank and the air-breathing of air pump
Pipe end is connected, and dirt filtrating screen is fixedly mounted on the inside of storage tank, and lid with lug is connected at the bottom opening of storage tank, ventilation
Pipe is fixedly connected at the suction hole of storage tank, and the side of position-limiting tube and the bottom with spiral gradient slot are run through in the end of snorkel
One end is connected.
Preferably, the tapered telescopic set is made of telescopic rubber material, the inner side edge and Conical Projectile of tapered telescopic set
The outer side edges of spring are connected with each other, and the tapered bore of tapered telescopic set is slightly less than the corresponding helicon outer diameter of volute spring.
Preferably, the adaptation air bag use abrasive rubber air bag material, be adapted to air bag outer diameter and hollow positioning pipe phase
Corresponding inner diameter size is equal, and auxiliary positioning mechanism is located at the surface of contact mechanism.
Preferably, the Unidirectional air guiding valve is check valve body of the air inlet pipe to unidirectional air guide on the inside of lid.
Preferably, the connection type between the control switch and air pump is to be electrically connected, and control switch can control gas
The switch and operating status of pump.
Preferably, the bottom of the storage tank is higher than the bottom of lid, the bottom port of the position-limiting tube and the bottom of lid
Portion's flush.
Compared with prior art:
(1), the auxiliary bore hole device of the hand held electric drill passes through setting lid, volute spring and auxiliary positioning mechanism
It cooperates, when the device is in use, the position that the center alignment ground of the contact mechanism of equipment is needed to drill, then by electric drill
Drill bit through the inside of volute spring, the inside of auxiliary positioning mechanism and contact mechanism so that drill bit is contacted with ground,
The metal collet of drill bit is in contact and presses with the inner side edge for being adapted to air bag of auxiliary positioning mechanism at this time, and circular chuck slot
Setting, so that the top tapered part of the drill metal collet of electric drill is preferably stuck in the inside of circular chuck slot, so that electric drill
Preferably the sealing between auxiliary positioning mechanism cooperates and stablizes collet, and in equipment operation, the drill bushing of rotation passes through
Adaptation air bag drives hollow positioning pipe to be rotated, so that hollow positioning pipe is rotated in thin bearing, has ensured drill jig
The position stability of head, and electric drill drilling needs to apply active force vertically downward, while the reaction to drill bit being needed to rotate
Rocking vibration power is controlled, and a degree of buffering can be carried out to the reaction force that it is generated by being adapted to air bag, effectively
The vibration of operator's hand is protected, as the brill in hole is deep, electric drill is moveed downward, and volute spring is stretched, at the same time
Volute spring carries out the limit on circumferencial direction to drill bit, prevents electric drill collet from generating excessive horizontal-shift and causes to damage
It loses, tapered telescopic set is also stretched while volute spring is by pressure stretch, and electric drill collet is bonded to each other with air bag is adapted at this time, is made
The inside for obtaining lid forms an enclosed space, carries out assisting determining to drill bit to reach while preventing dust from spreading
The purpose that position and protection use.
(2), the auxiliary bore hole device of the hand held electric drill, it is mutual by setting contact mechanism, transfer mechanism and air pump
Cooperation, when the device is in use, drill bit and ground, which contact with each other and squeezes the dust of generation, to be passed through on high speed rotation drill bit
Helical flute rotates and goes out, and control switch control air pump is started, so that the air intake duct of air pump carries out air-breathing, so that inhaling
Tracheae by the storage tank of transfer mechanism and snorkel to carrying out air-breathing in position-limiting tube so that form negative pressure in position-limiting tube, and
Unidirectional air guiding valve in air inlet pipe makes external air flow import the inside of lid by air inlet pipe, ensures that the air pressure on the inside of lid is flat
Weighing apparatus, the air-flow being inhaled into enter the inner cavity of position-limiting tube by the top of position-limiting tube, and the helical flute on drill bit is exported at this time
Dust be rotated toward and shed so that dust falls into the inside of spiral gradient slot, and dust and back taper annular groove interior side-wall surface
The part of contact falls into cocke-stair along the inner sidewall of back taper annular groove under the action of negative pressure in gravity and position-limiting tube again
The inside of slot is spent, so that dust is absorbed along the inside of spiral gradient slot by snorkel under the action of negative pressure again imports storage tank
Inside be inhaled into storage tank so that the dust for preventing drilling from generating, which is fallen, causes the influence that backfills again to drilling on the ground
The inside of lid is discharged in the dust air-flow of inside under the filtration, purification of dirt filtrating screen by the exhaust pipe of air pump.
(3), the auxiliary bore hole device of the hand held electric drill is cooperated by setting lid and elastic seal ring,
Equipment carries out lid to stablize fixed mesh in use, the both feet of user respectively trample two foot pedals to reach
, so that the elastic seal ring of lid bottom is compressed, the gap between the bottom of lid and ground is avoided to lead to overflowing for dust
Out, while the stabilization fixation of lid is so that volute spring carries out significantly more efficient horizontal location to the collet segment of electric drill, thus
Ensure that equipment carries out safely and effectively auxiliary to electric drill and uses.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is schematic enlarged-scale view at A in Fig. 1；
Fig. 3 is contact mechanism structural schematic diagram of the present invention.
In figure: 1 lid, 2 mounting holes, 3 volute springs, 4 thin bearings, 5 auxiliary positioning mechanisms, 51 hollow positioning pipes, 52 are fitted
With air bag, 53 circular chuck slots, 6 diaphragm plates, 7 contact mechanisms, 71 position-limiting tubes, 72 back taper annular grooves, 73 spiral gradient slots, 74 annulars
Brush, 8 air pumps, 9 transfer mechanisms, 91 storage tanks, 92 dirt filtrating screens, 93 lid with lugs, 94 snorkels, 10 air inlet pipe, 11 Unidirectional air guiding valves,
12 annular grooves, 13 elastic seal rings, 14 control switches, 15 foot pedals, 16 tapered telescopic sets.
Specific embodiment
As shown in Figure 1-3, the present invention provides a kind of technical solution: a kind of auxiliary bore hole device of hand held electric drill, packet
Include lid 1, mounting hole 2, volute spring 3, thin bearing 4, auxiliary positioning mechanism 5, diaphragm plate 6, contact mechanism 7, air pump 8, transfer
Mechanism 9, air inlet pipe 10, Unidirectional air guiding valve 11, annular groove 12, elastic seal ring 13,14, two foot pedals 15 of control switch and cone
Shape telescopic 16, mounting hole 2 are provided with the top center position of lid 1, and the top of volute spring 3 is fixedly mounted on mounting hole 2
Inside and extend to the inside of lid 1, thin bearing 4 is fixedly mounted on the bottom inside of volute spring 3, tapered telescopic set 16
Top side is bonded in the inside bottom of mounting hole 2, and tapered telescopic set 16 is made of telescopic rubber material, tapered telescopic set 16
Inner side edge and the outer side edges of volute spring 3 be connected with each other, it is opposite that the tapered bore of tapered telescopic set 16 is slightly less than volute spring 3
The helicon outer diameter answered, the top of volute spring 3 and bottom end are full circle closed helical, so that volute spring 3 and installation
It is fixed to each other between 4 lateral wall of the inner sidewall in hole 2 and thin bearing more stable, the bottom inside side bonding of tapered telescopic set 16
In the outer side edges of thin bearing 4, auxiliary positioning mechanism 5 is fixedly mounted on the bearing inner race of thin bearing 4, and diaphragm plate 6 is transversely mounted on
Between the inner sidewall of lid 1, contact mechanism 7 runs through the through-hole of diaphragm plate 6, and air pump 8 is fixedly mounted on the upper surface of diaphragm plate 6,
The air intake duct of air pump 8 runs through the upper surface of diaphragm plate 6 and is connected with transfer mechanism 9, and the escape pipe of air pump 8 is through lid 1
Inner sidewall, transfer mechanism 9 are connected with contact mechanism 7, and air inlet pipe 10 is mounted in the right side through-hole of lid 1, Unidirectional air guiding valve
11 are mounted on air inlet pipe 10 in the part in the outside of lid 1, and Unidirectional air guiding valve 11 is air inlet pipe 10 to the unidirectional air guide in 1 inside of lid
Check valve body, annular groove 12 are provided with the bottom surface of lid 1, and elastic seal ring 13 is embedded in the inside of annular groove 12, control
The right side of lid 1 is arranged in switch 14, and two foot pedals 15 are respectively and fixedly installed to the left and right side bottom of lid 1, control switch
Connection type between 14 and air pump 8 is to be electrically connected, and control switch 14 can control the switch and operating status of air pump 8.
Auxiliary positioning mechanism 5 includes hollow positioning pipe 51, adaptation air bag 52 and circular chuck slot 53, and hollow positioning pipe 51 is solid
Surely it is interspersed in the bearing inner race of thin bearing 4, the top of hollow positioning pipe 51 is outwardly open cone-shaped, and adaptation air bag 52 is bonded
In the inside of hollow positioning pipe 51, be adapted to air bag 52 and use abrasive rubber air bag material, be adapted to the outer diameter of air bag 52 with it is hollow fixed
The position corresponding inner diameter size of pipe 51 is equal, and auxiliary positioning mechanism 5 is located at the surface of contact mechanism 7, and circular chuck slot 53 is opened
It is located at the inner sidewall of adaptation air bag 52.
Contact mechanism 7 includes position-limiting tube 71, back taper annular groove 72, spiral gradient slot 73 and annular brush 74, and position-limiting tube 71 is fixed
Through the through-hole of diaphragm plate 6, back taper slot 72 is provided with the inside of position-limiting tube 71, top of the back taper slot 72 in 71 inside of position-limiting tube
Cross section is greater than the bottom opening of position-limiting tube 71, and 73 spiral of spiral gradient slot is provided with the inner sidewall of back taper annular groove 72, annular
The inside top that 74 annulars are fixedly connected on position-limiting tube 71 is brushed, annular brush 74 is tilted in one end unification far from 71 inside of position-limiting tube
Towards position-limiting tube 71 axle center and be provided with 20 degree of tilt angle.
Transfer mechanism 9 includes storage tank 91, dirt filtrating screen 92, lid with lug 93 and snorkel 94, stores the interface and gas of tank 91
The air-breathing pipe end of pump 8 is connected, and dirt filtrating screen 92 is fixedly mounted on the inside of storage tank 91, and lid with lug 93 is connected to storage tank 91
Bottom opening at, snorkel 94 is fixedly connected at the suction hole of storage tank 91, and position-limiting tube 71 is run through in the end of snorkel 94
Side and be connected with the bottom end of spiral gradient slot 73, storage tank 91 bottom be higher than lid 1 bottom, position-limiting tube 71
Bottom port and lid 1 bottom flush.
When the device is in use, the position for the center alignment ground of the contact mechanism of equipment 7 being needed to drill, user's is double
Foot respectively tramples two foot pedals 15, carries out lid 1 to stablize fixed purpose to reach, so that 1 bottom of lid
Elastic seal ring 13 is compressed, and the gap between the bottom and ground of lid 1 is avoided to lead to the spilling of dust, then by electric drill
Drill bit is through the inside of volute spring 3, the inside of auxiliary positioning mechanism 5 and contact mechanism 7, so that drill bit is connect with ground
Touching, the metal collet of drill bit is in contact and presses with the inner side edge for being adapted to air bag 52 of auxiliary positioning mechanism 5 at this time, transports in equipment
When row, the drill bushing of rotation drives hollow positioning pipe 51 to be rotated by being adapted to air bag 52, so that hollow positioning pipe 51 exists
It is rotated in thin bearing 4, has ensured the position stability of drill bushing, and electric drill drilling needs to apply effect vertically downward
Power, while needing reaction to drill bit to rotate rocking vibration power and controlling, and be adapted to air bag 52 it can be generated it is anti-
Active force carries out a degree of buffering, effectively protects to the vibration of operator's hand, and as the brill in hole is deep, electric drill is downward
Activity, and volute spring 3 is stretched, volute spring 3 carries out the limit on circumferencial direction to drill bit at the same time, prevents electricity
Drill chuck generates excessive horizontal-shift and causes damages, and tapered telescopic set 16 is also stretched while volute spring 3 is by pressure stretch,
Electric drill collet is bonded to each other with air bag 52 is adapted at this time, so that the inside of lid 1 forms an enclosed space, thus anti-
Achieve the purpose that auxiliary positioning and protection are carried out to drill bit to be used while only dust is spread, drill bit contacts with each other with ground
And the dust for squeezing generation is gone out by the helical flute rotation on high speed rotation drill bit, and control switch 14 controls air pump 8
Started, so that the air intake duct of air pump 18 carries out air-breathing, so that air intake duct passes through the storage tank 91 and snorkel of transfer mechanism 9
Air-breathing is carried out in 94 pairs of position-limiting tubes 71, so that negative pressure is formed in position-limiting tube 71, and the Unidirectional air guiding valve 11 in air inlet pipe 10 makes
The inside that external air flow imports lid 1 by air inlet pipe 10 is obtained, ensures that the air pressure balance of 1 inside of lid, the air-flow being inhaled into lead to
The top for crossing position-limiting tube 71 enters the inner cavity of position-limiting tube 71, and dust derived from the helical flute institute on drill bit is rotated toward at this time
On shed so that dust falls into the inside of spiral gradient slot 73, and the part that dust is contacted with 72 interior side-wall surface of back taper annular groove
Inner sidewall in gravity and position-limiting tube 71 under the action of negative pressure along back taper annular groove 72 falls into spiral gradient slot 73 again
Inside so that dust is absorbed along the inside of spiral gradient slot 73 by snorkel 94 under the action of negative pressure again imports storage tank
91 inside is inhaled into storage so that the dust for preventing drilling from generating, which is fallen, causes the influence backfilled again to drilling on the ground
The inside of lid 1 is discharged in the dust air-flow of 91 inside of tank under the filtration, purification of dirt filtrating screen 92 by the exhaust pipe of air pump 8, is setting
After standby long-time use, lid with lug 93 is plucked out, dust is poured out out of storage tank 91, is then stuck in lid with lug 93 again
Store the bottom of tank 91.
Claims (6)
1. a kind of auxiliary bore hole device of hand held electric drill, including lid (1), mounting hole (2), volute spring (3), thin bearing
(4), auxiliary positioning mechanism (5), diaphragm plate (6), contact mechanism (7), air pump (8), transfer mechanism (9), air inlet pipe (10), unidirectional
Guide valve (11), annular groove (12), elastic seal ring (13), control switch (14), two foot pedals (15) and tapered telescopic set
(16), it is characterised in that: the mounting hole (2) is provided with the top center position of lid (1), and the top of volute spring (3) is solid
Dingan County is mounted in the inside of mounting hole (2) and extends to the inside of lid (1), and thin bearing (4) is fixedly mounted on volute spring (3)
Bottom inside, the top side of tapered telescopic set (16) are bonded in the inside bottom of mounting hole (2), the bottom of tapered telescopic set (16)
Portion's inner side edge is bonded in the outer side edges of thin bearing (4), and auxiliary positioning mechanism (5) is fixedly mounted on the bearing inner race of thin bearing (4),
Diaphragm plate (6) is transversely mounted between the inner sidewall of lid (1), and contact mechanism (7) runs through the through-hole of diaphragm plate (6), air pump (8)
It is fixedly mounted on the upper surface of diaphragm plate (6), upper surface and and transfer mechanism of the air intake duct of air pump (8) through diaphragm plate (6)
(9) it is connected, the escape pipe of air pump (8) runs through the inner sidewall of lid (1), and transfer mechanism (9) is connected with contact mechanism (7),
Air inlet pipe (10) is mounted in the right side through-hole of lid (1), Unidirectional air guiding valve (11) be mounted on air inlet pipe (10) lid (1) outside
The part of side, annular groove (12) are provided with the bottom surface of lid (1), and elastic seal ring (13) is embedded in the interior of annular groove (12)
Side, control switch (14) are arranged on the right side of lid (1), and two foot pedals (15) are respectively and fixedly installed to the left and right of lid (1)
Side bottom；
The auxiliary positioning mechanism (5) includes hollow positioning pipe (51), adaptation air bag (52) and circular chuck slot (53), the sky
The fixed bearing inner race for being interspersed in thin bearing (4) of heart positioning pipe (51), the top of hollow positioning pipe (51) are outwardly open cone
Shape, adaptation air bag (52) are bonded in the inside of hollow positioning pipe (51), and circular chuck slot (53) is provided with adaptation air bag (52)
Inner sidewall.
The contact mechanism (7) includes position-limiting tube (71), back taper annular groove (72), spiral gradient slot (73) and annular brush (74), limit
The fixed through-hole for running through diaphragm plate (6) of position pipe (71), back taper slot (72) are provided with the inside of position-limiting tube (71), back taper slot
(72) top cross-sectional on the inside of position-limiting tube (71) is greater than the bottom opening of position-limiting tube (71), and spiral gradient slot (73) spiral is opened
It is located at the inner sidewall of back taper annular groove (72), annular brush (74) annular is fixedly connected on the inside top of position-limiting tube (71)；
The transfer mechanism (9) includes storage tank (91), dirt filtrating screen (92), lid with lug (93) and snorkel (94), stores tank
(91) interface is connected with the air-breathing pipe end of air pump (8), and dirt filtrating screen (92) is fixedly mounted on the inside of storage tank (91), card
Lid (93) is connected at the bottom opening of storage tank (91), and snorkel (94) is fixedly connected on the suction hole of storage tank (91)
Place, the end of snorkel (94) run through the side of position-limiting tube (71) and are connected with the bottom end of spiral gradient slot (73).
2. a kind of auxiliary bore hole device of hand held electric drill according to claim 1, it is characterised in that: the taper is stretched
Contracting set (16) is made of telescopic rubber material, and the outer side edges of the inner side edge and volute spring (3) of tapered telescopic set (16) are mutual
Connection, the tapered bore of tapered telescopic set (16) are slightly less than the corresponding helicon outer diameter of volute spring (3).
3. a kind of auxiliary bore hole device of hand held electric drill according to claim 1, it is characterised in that: the adaptation gas
Capsule (52) uses abrasive rubber air bag material, is adapted to the outer diameter inner diameter size corresponding with hollow positioning pipe (51) of air bag (52)
Equal, auxiliary positioning mechanism (5) is located at the surface of contact mechanism (7).
4. a kind of auxiliary bore hole device of hand held electric drill according to claim 1, it is characterised in that: described unidirectionally to lead
Air valve (11) is the check valve body of air inlet pipe (10) to unidirectional air guide on the inside of lid (1).
5. a kind of auxiliary bore hole device of hand held electric drill according to claim 1, it is characterised in that: the control is opened
Closing the connection type between (14) and air pump (8) is to be electrically connected, and control switch (14) can control the switch and fortune of air pump (8)
Row state.
6. a kind of auxiliary bore hole device of hand held electric drill according to claim 1, it is characterised in that: the storage tank
(91) bottom is higher than the bottom of lid (1), the bottom port of the position-limiting tube (71) and the bottom flush of lid (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910108257.1A CN109664246B (en) | 2019-02-02 | 2019-02-02 | Auxiliary drilling device for hand-held electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910108257.1A CN109664246B (en) | 2019-02-02 | 2019-02-02 | Auxiliary drilling device for hand-held electric drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109664246A true CN109664246A (en) | 2019-04-23 |
| CN109664246B CN109664246B (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910108257.1A Active CN109664246B (en) | 2019-02-02 | 2019-02-02 | Auxiliary drilling device for hand-held electric drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109664246B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975037A (en) * | 2020-08-27 | 2020-11-24 | 上海化工研究院有限公司 | A safe type drilling equipment for lead-acid batteries weeping test |
| CN113664565A (en) * | 2021-08-26 | 2021-11-19 | 刘昌志 | Drill bit clamp structure for preventing winding |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111975037A (en) * | 2020-08-27 | 2020-11-24 | 上海化工研究院有限公司 | A safe type drilling equipment for lead-acid batteries weeping test |
| CN111975037B (en) * | 2020-08-27 | 2022-03-18 | 上海化工研究院有限公司 | A safe type drilling equipment for lead-acid batteries weeping test |
| CN113664565A (en) * | 2021-08-26 | 2021-11-19 | 刘昌志 | Drill bit clamp structure for preventing winding |
| CN113664565B (en) * | 2021-08-26 | 2023-11-21 | 沈阳华秦航发科技有限责任公司 | Drill bit clamp structure for preventing winding |
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| CN109664246B (en) | 2024-05-17 |
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Effective date of registration: 20240412 Address after: 841000 No.1, floor 1, building 1, No.200 Nanyuan Road, Korla economic and Technological Development Zone, Bayinguoleng Mongolian Autonomous Prefecture, Xinjiang Uygur Autonomous Region Applicant after: Bazhou Julong Heavy Industry Co.,Ltd. Country or region after: China Address before: 311115 2 / F, no.9-5, building 9, Fengcheng Huayuan, Pingyao Town, Yuhang District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU ZHUOWEI MACHINERY Co.,Ltd. Country or region before: China |
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